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pmap_bootstrap_la57(): reload IDT

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after the trip through protected mode.  This is required by AMD64 ARM.

Sponsored by:	Advanced Micro Devices (AMD)
Sponsored by:	The FreeBSD Foundation
MFC after:	1 week
This commit is contained in:
Konstantin Belousov 2024-09-16 19:36:31 +03:00
parent 07f47e8850
commit bbb00b1719
1 changed files with 1 additions and 0 deletions
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sys/amd64/amd64/pmap.c
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@ -2263,6 +2263,7 @@ pmap_bootstrap_la57(void *arg __unused)
ssdtosyssd(&gdt_segs[GPROC0_SEL],
(struct system_segment_descriptor *)&__pcpu[0].pc_gdt[GPROC0_SEL]);
ltr(GSEL(GPROC0_SEL, SEL_KPL));
lidt(&r_idt);
if (bootverbose)
printf("LA57 trampoline returned, CR4 %#lx\n", rcr4());